[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fQMY4C6BANoisTJbUZN8Z6YDggPiR4rOgARNQBj1N-W8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":28,"type":29},[],"2024-01-05 15:55:30",127500919,[8,9,10,11],"i1 超前i2 60°","i1滞后i2 60°","相位差无法判断","i1 超前i2 75°",{"courseId":13,"courseImg":14,"courseName":15},"ab9fe911ad6013cdb7604752b0e5c64f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","电工电子22","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb67d5dd750e0ba9802b90b965ea5a51e.png\">",[18,30,39,48,57,66,75,84],{"answer":19,"createTime":20,"id":21,"options":22,"question":27,"source":28,"type":29},[],"2024-01-05 15:55:29",127500878,[23,24,25,26],"10\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc1624fdb8815580ac762a55630a6d0e.webp\"> A","20 A","10 A","20\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc1624fdb8815580ac762a55630a6d0e.webp\">","有一正弦电流,其初相位\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9782b45d260a1baf0c7baba5e7b6375c.webp\">,初始值\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81dfa672c06270f98029145c404d48de.gif\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F98862ab03dda9162742e433b1db59aad.webp\">,则该电流的幅值Im为","v1",1,{"answer":31,"createTime":20,"id":32,"options":33,"question":38,"source":28,"type":29},[],127500884,[34,35,36,37],"电压有效值与电流有效值乘积","平均功率","瞬时功率最大值","功率的有效值","正弦交流电路的视在功率是表征该电路的",{"answer":40,"createTime":20,"id":41,"options":42,"question":47,"source":28,"type":29},[],127500888,[43,44,45,46],"500V.A","100V.A","700V.A","500W","RLC串联电路中,P=300W,Q=400var,则S =",{"answer":49,"createTime":20,"id":50,"options":51,"question":56,"source":28,"type":29},[],127500896,[52,53,54,55],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff3fb0d3ed5428f2a00a84b8396c2c9b5.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81dfa672c06270f98029145c404d48de.gif\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9dd5d3034d974d5967d099d6d66a645e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F34257c4d0f696f427923849cf948100d.png\">","0","在RLC串联电路中,阻抗模",{"answer":58,"createTime":20,"id":59,"options":60,"question":65,"source":28,"type":29},[],127500903,[61,62,63,64],"0.8","0.6","3\u002F4","3\u002F8","在RLC串联电路中,已知:R=3Ω,XL=8Ω,XC=4Ω,则电路的功率因素为",{"answer":67,"createTime":20,"id":68,"options":69,"question":74,"source":28,"type":29},[],127500910,[70,71,72,73],"1:1","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fed93fa7c7a2fcbe1c18d0f29fb35e3e7.png\">","3:1","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F79b84735ee87cd7ce02044f89d763b2a.png\">","在对称的三相电压作用下,将一个对称的三相负载分别接成三角形和星形时,通过的线电流之比为",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":28,"type":29},[],127500914,[79,80,81,82],"线电压与线电流之间的相位差","相电压与相电流之间的相位差","相电压与线电流之间的相位差","线电压与相电流之间的相位差","对称三相电路的有功功率,其中功率角为",{"answer":85,"createTime":5,"id":6,"options":86,"question":16,"source":28,"type":29},[],[8,9,10,11]]